Money changer with best rate

Where can I get USD for the best rate in Singapore? Anyone recommends any moneychanger with good rate?

try the one at yishun....i think its opposite delifrance northpoint

Lehman exchange: 43, shenton way

Hmm... need to check around... but often difference in very small amount only..

Banks (DBS , OCBC ,etc)

Best rate but need at least 50k.

pasri ris drive 12 blk 787